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矿筒 [kuàng tǒng]
ore chimney
[地质] ore pipe
[地质] ore pipe
- 论述了屯兰矿选煤厂地面筒仓瓦斯抽放风机故障报警系统方案的研究与应用。
Discusses the research and application of scheme of failure alarm system of gas drainage blower in ground silo in preparation plant of Tunlan coal mine. - 矿床规模大，品位高，矿化集中，属火山-次火山低温热液矿化角砾岩筒型矿床。
They are great size and high grade, and belong to volcanic-subvolcanic low-temperature mineralized breccia pipe deposits. The ore bodies are concentrated. - 矿床由下部筒状硅矿带和上部块状黑矿带构成，后者显示典型的上黑（黑矿）下黄（黄矿）金属分带。
The Uwamuki deposit consists of underlying pipe-like siliceous ore and layered massive black ore, showing vertical metal zoning from yellow ore upwards to black ore.
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